import React from 'react'

function readonly(target,key,discriptor){
  discriptor.writable = false
}

export default class App extends React.Component {
  // test hot-module
  state = {
    x: 'x10086'
  };

  // @readonly PI = 3.14;

  render() {
    return (
      <div>
        App1234
        {this.props.children}
        {this.state.x}
      </div>
    )
  }
}